Home / 25,637.72-35,380.32-14,308.28

Finding the Fourth Proportional to 25,637.72, 35,380.32 and 14,308.28

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Solution

The fourth proportional to 25,637.72, 35,380.32 and 14,308.28 is: 19,745.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,637.72 : 35,380.32 = 14,308.28 : x
  2. Step 2: Convert to fraction form
    25,637.72/35,380.32 = 14,308.28/x
  3. Step 3: Cross multiply
    25,637.72x = 35,380.32 × 14,308.28
  4. Step 4: Simplify right side
    25,637.72x = 506,231,525.05
  5. Step 5: Solve for x
    x = 506,231,525.05/25,637.72
  6. Step 6: Final answer
    x = 19,745.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.